Finding the Fourth Proportional to 6,867,449.99, 10,293,338.88 and 2,766,146.08
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Solution
The fourth proportional to 6,867,449.99, 10,293,338.88 and 2,766,146.08 is: 4,146,062.81
Step by Step Solution
- Step 1: Write the proportion equation
6,867,449.99 : 10,293,338.88 = 2,766,146.08 : x - Step 2: Convert to fraction form
6,867,449.99/10,293,338.88 = 2,766,146.08/x - Step 3: Cross multiply
6,867,449.99x = 10,293,338.88 × 2,766,146.08 - Step 4: Simplify right side
6,867,449.99x = 28,472,878,993,023.59 - Step 5: Solve for x
x = 28,472,878,993,023.59/6,867,449.99 - Step 6: Final answer
x = 4,146,062.81
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.